Home / 1,350.03-2,024.64-425.82

Finding the Fourth Proportional to 1,350.03, 2,024.64 and 425.82

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Solution

The fourth proportional to 1,350.03, 2,024.64 and 425.82 is: 638.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.03 : 2,024.64 = 425.82 : x
  2. Step 2: Convert to fraction form
    1,350.03/2,024.64 = 425.82/x
  3. Step 3: Cross multiply
    1,350.03x = 2,024.64 × 425.82
  4. Step 4: Simplify right side
    1,350.03x = 862,132.20
  5. Step 5: Solve for x
    x = 862,132.20/1,350.03
  6. Step 6: Final answer
    x = 638.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.